CATALOG NUMBER 19 It’s the ultimate upgrade built on an OEM CAST STEEL foundation The Genuine Fontaine Jost* Replacement top plate that fits existing Jost mounts Introducing the SLTPL7000JR 1
The top plate that tops Jost Now Jost users can EASILY UPGRADE to Fontaine You want strength and durability– We delivered an OEM manufactured upgrade on reliable cast steel. Fontaine’s No-Slack® reliability– Jost fifth wheel users want a genuine Fontaine replacement top plate that fits the existing Jost mounts. You want EASY installation– We delivered direct mounting that fits existing Jost brackets. You want simplified maintenance– We delivered faster pin removal for quick upgrades and repairs. You want a turnkey solution– We delivered manual and air-actuated options plus full repair kits. You want easy parts management– We delivered a design that uses the same jaw and wedge repair kit that you already have in stock for No-Slack® fifth wheels... KIT-RPR-6000L. We listened to customers and the research data is clear
Go with the industry standard Built on a reliable cast steel foundation Get Fontaine No-Slack® performance on existing Jost mounts Self-adjusting No-Slack® lock Replaces Jost JSK37USL & JSK37USA top plates (Fits onto existing Jost mounts) 115,000 lbs GCW 55,000 lbs vertical load Moderate-duty rated Trigger activated fifth wheel system Cast steel construction Simple straight pull Built in secondary lock Optional in-cab air release
MIDWESTWHEEL.COM MEMBER KANSAS CITY 5801 E. Front St. Main ....(816) 471-1552 Parts....(800) 821-7402 JOPLIN 2424 Stephens Blvd. Main ....(417) 717-6022 Parts....(866) 318-9111 SPRINGFIELD 812 Lillian Dr. ∙ Strafford, MO Main ....(417) 429-2476 Parts....(800) 785-3705 SIOUX CITY 1819 4th St. Main ....(712) 252-7969 Parts....(800) 943-3534 CEDAR RAPIDS 200 50th Ave. S.W. Main ....(319) 365-4453 Parts....(800) 332-5435 DES MOINES 1436 E. Ovid Ave. Main ....(515) 265-1491 Parts....(800) 888-0248 CLEAR LAKE 840 Hwy. 18 W. Main ....(641) 357-7101 Parts....(800) 397-5630 DAVENPORT 8502 Northwest Blvd. Main ....(563) 322-2671 Parts....(800) 553-1886 OMAHA 9770 S 142nd Street, Suite 1 Main ....(531) 239-3050 Parts....(800) 322-8757 NEBRASKA IOWA MISSOURI July 15, 2026 (19Fontaine Jost Replacement) www.fifthwheel.com 4 FontaineFifthWheel fontaine-fifth-wheel Get the app @ FifthWheel.com/app *Manufacturer names and trademarks such as JOST and LOCTITE used in this flyer for reference purposes only. All trademarks remain property of their respective owners. Specifications subject to change without notice. ©2026 Fontaine Fifth Wheel • LT-365-R14 • April 2026 www.fifthwheel.com • Email: parts@fifthwheel.com SLTPL7000JR Product Offering Everything you need to get moving with Fontaine! Scan Code or fifthwheel.com/7000JR Fontaine Part Number Description Detail Jost Part Number TOP PLATES (NOTE: THESE FONTAINE TOP PLATE PART NUMBERS ALSO FIT EXISTING JOST JSK36 SERIES MOUNTS) SLTPL7000JR MANUAL LEFT HAND RELEASE REPLACES JOST JSK37USL FITS EXISTING JOST MOUNT 7000JR SERIES NO-SLACK® TOP PLATE CAST STEEL CONSTRUCTION SUPERIOR TO JOST CAST IRON AUTOMATIC SLACK ADJUSTMENT 55,000 LBS VERTICAL LOAD • UP TO 115,000 LBS GCW RATED FOR STANDARD ON-HIGHWAY & MODERATE DUTY APPLICATIONS JSK37USL AATPL7000JR AIR RELEASE REPLACES JOST JSK37USA FITS EXISTING JOST MOUNT AIR ACTUATED 7000JR SERIES NO-SLACK® TOP PLATE CAST STEEL CONSTRUCTION SUPERIOR TO JOST CAST IRON AUTOMATIC SLACK ADJUSTMENT 55,000 LBS VERTICAL LOAD • UP TO 115,000 LBS GCW RATED FOR STANDARD ON-HIGHWAY & MODERATE DUTY APPLICATIONS JSK37USA REPAIR KITS BSH-JR BUSHING COLLAR & SLEEVE KIT RECOMMENDED FOR EVERY TOP PLATE SALE, INCLUDES PAIR OF BUSHINGS SK75014-03 KIT-RX-JR COMPLETE REBUILD KIT INCLUDES ALL PARTS TO REBUILD SLTPL7000JR TOP PLATE – KIT-PIN-JR PIN & BUSHING KIT INCLUDES LINERS, BUSHINGS, PINS & HARDWARE – KIT-BOLT-JR BOLT HARDWARE KIT INCLUDES 4 PIN BOLTS AND LOCTITE – KIT-RPR-6000L MINOR REPAIR KIT SAME REPAIR KIT USED FOR SLTPL7000 & SLTPL6000 – Replace your Jost JSK37USL top plate with Fontaine No-Slack®
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